How to clean the stone mountain carving?

stone mountain carving is a very important type of building in traditional Chinese architecture. The archway built with stone sculpture is a building established by the feudal society to commend meritorious service, discipline, virtue and loyalty. There are also some temples with archways as mountain gates, and some are used to mark place names. Also known as the archway, it is a monumental building with a door opening, which promotes feudal ethics and flaunts merit. The archway is also an auxiliary building of the ancestral hall, which shows the noble virtues and great achievements of the ancestors of the family, and also has the function of worshiping the ancestors. The archway is regarded as one of the symbols of Chinese culture overseas. stone mountain carving need to be cleaned regularly, so how to clean them?

1. It is necessary to know how the stains are formed, such as yellow spots or rust spots, which are generally caused by the iron composition inside the stone carving due to high humidity. Of course, it may also be caused by external reasons, so if only one cleaning agent is used, the cleaning effect will not be very good, so it is necessary to figure out how the stains are formed first.
2. To know the composition of the stain, the cleaning agents for stone sculpture basically use chemical reactions to achieve the purpose of cleaning, so you must first find out the composition of the stains before you can determine the corresponding method and cleaning agent. Pigment contamination, for example, or whether it is acidic or basic, also makes a difference.
3. After cleaning with cleaning agent, be sure to rinse the cleaning area with plenty of water. If you are not sure to choose the correct cleaning agent, you can try it in some inconspicuous places to see the effect before deciding.
4. When using some acid cleaning agents, it should be carried out in a ventilated environment, otherwise it will easily cause damage to the surrounding environment.
5. The best way to clean the stone sculpture is to deal with the stains in time, otherwise the stains will easily cause irreversible damage to the stone sculpture if they last too long.